Finding the Fourth Proportional to 2,416,422.22, 3,335,170.06 and 1,532,799.84
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Solution
The fourth proportional to 2,416,422.22, 3,335,170.06 and 1,532,799.84 is: 2,115,585.63
Step by Step Solution
- Step 1: Write the proportion equation
2,416,422.22 : 3,335,170.06 = 1,532,799.84 : x - Step 2: Convert to fraction form
2,416,422.22/3,335,170.06 = 1,532,799.84/x - Step 3: Cross multiply
2,416,422.22x = 3,335,170.06 × 1,532,799.84 - Step 4: Simplify right side
2,416,422.22x = 5,112,148,134,340.79 - Step 5: Solve for x
x = 5,112,148,134,340.79/2,416,422.22 - Step 6: Final answer
x = 2,115,585.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.